How fast do cuts in the mouth heal

31 Wash the hands thoroughly. · Apply pressure with a clean cloth or bandage for several minutes. · Once the bleeding slows or stops, rinse the mouth. Cuts inside the mouth, even if they seem large, often heal on their own without the need for When should I get immediate medical care for my child? Cuts inside the mouth heal faster than cuts anywhere else on the body. They tend to heal on their own, in a matter of days, without stitches.